Home / 152,765.19-229,146.98-83,087.37

Finding the Fourth Proportional to 152,765.19, 229,146.98 and 83,087.37

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Solution

The fourth proportional to 152,765.19, 229,146.98 and 83,087.37 is: 124,630.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,765.19 : 229,146.98 = 83,087.37 : x
  2. Step 2: Convert to fraction form
    152,765.19/229,146.98 = 83,087.37/x
  3. Step 3: Cross multiply
    152,765.19x = 229,146.98 × 83,087.37
  4. Step 4: Simplify right side
    152,765.19x = 19,039,219,496.21
  5. Step 5: Solve for x
    x = 19,039,219,496.21/152,765.19
  6. Step 6: Final answer
    x = 124,630.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.